On 9/26/22 23:12, Xiaojuan Yang wrote:
In ipi_send function, it should not to set irq before writing data to dest cpu iocsr space, as the irq will trigger after data writing.Signed-off-by: Xiaojuan Yang <yangxiaoj...@loongson.cn> --- hw/intc/loongarch_ipi.c | 1 - 1 file changed, 1 deletion(-) diff --git a/hw/intc/loongarch_ipi.c b/hw/intc/loongarch_ipi.c index 4f3c58f872..aa4bf9eb74 100644 --- a/hw/intc/loongarch_ipi.c +++ b/hw/intc/loongarch_ipi.c @@ -88,7 +88,6 @@ static void ipi_send(uint64_t val) cs = qemu_get_cpu(cpuid); cpu = LOONGARCH_CPU(cs); env = &cpu->env; - loongarch_cpu_set_irq(cpu, IRQ_IPI, 1); address_space_stl(&env->address_space_iocsr, 0x1008, data, MEMTXATTRS_UNSPECIFIED, NULL);
Did you mean to move the call below the set? Otherwise, where does the irq get raised? r~
